Home / 460,455,143,349.40-635,385,455,124.38-254,684,953,969.32

Finding the Fourth Proportional to 460,455,143,349.40, 635,385,455,124.38 and 254,684,953,969.32

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Solution

The fourth proportional to 460,455,143,349.40, 635,385,455,124.38 and 254,684,953,969.32 is: 351,441,650,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,455,143,349.40 : 635,385,455,124.38 = 254,684,953,969.32 : x
  2. Step 2: Convert to fraction form
    460,455,143,349.40/635,385,455,124.38 = 254,684,953,969.32/x
  3. Step 3: Cross multiply
    460,455,143,349.40x = 635,385,455,124.38 × 254,684,953,969.32
  4. Step 4: Simplify right side
    460,455,143,349.40x = 161,823,115,391,128,171,446,272
  5. Step 5: Solve for x
    x = 161,823,115,391,128,171,446,272/460,455,143,349.40
  6. Step 6: Final answer
    x = 351,441,650,133.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.